| Tail Number / N-Number | N1237Z |
| Manufacturer | BEECH |
| Model | 35-A33 |
| Year Built | 1961 |
| Manufacturer's Serial Number | CD-320 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | I0-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Average Cruising Speed | 138 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SWARTZ MARTHA |
| Street | 8521 N 177TH EAST AVE |
| City | OWASSO |
| State | OK |
| Zip Code | 74055-5633 |
| Region | Southwestern |
| County | Tulsa County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1961-03-08 |
| Certificate Issue Date | 2010-05-14 |
| Last Action Date | 2020-02-26 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 50061074 |
| Mode S Code Hex | A0623C |